1. eeePC – Ubuntu Running pvMon USB cable Phidget I/O Controller Photovoltaic panel Power/System Connections I V PV charger Cont. Phidget I/O Controller +12 PV Output +12 PV Charge +12 Main USB Cable Power Pack +12V +5V on off PV DC MAIN CHARGE

2. Power Pack Molex PC Connectors +5Vdc GND +12Vdc 12Vdc lead-acid sealed battery PV charge controller Power Pack +12 Vdc DC Charger Input +12 Vdc PV Charger Input Regulator & Fuses +12V +5V on off PV DC MAIN CHARGE

3. V-B (PV) V-A (Bat) I-A Point of Use Power Supply RB-ARB-B GND BUS +5Vdc Reg. BUS +12Vdc Main BUS PV In +12 MAIN In Power Connections to Phidget I/O controllers & Sensors I/O Cont LCD Disp USB I/F +12 Main Battery Power +12 PV Charging Power +5 Regulated Power Common Ground PV Out NC-C-NO OUT IN

4. PSU DIGITAL INPUTS 0-7 GND BUS +5Vdc Reg. BUS +12Vdc Battery BUS PV Mon In +12 BAT In V-B (PV) V-A (Bat) RB-ARB-B I-AI-B Control Connections in Phidget I/O controller I/O Cont LCD Disp USB I/F Analogue I/O Bus 0-7 DIGITAL OUTPUTS 1 2 3 7 0 1 2 3 45674567 ANALOG INPUTS 4,5,6 SWITCHED CONTACTS 4X NC-C-NO *Analog inputs* 4 : front sonar 5 : rear sonar 6 : temp sensor

5. DIGITAL INPUTS 0-7 Sensor Connections to Phidget I/O controller DIGITAL OUTPUTS 45674567 ANALOG INPUTS 4,5,6 SWITCHED CONTACTS 4X NC-C-NO Front bumper Switches (GND & Sig) Left side bumper Back bumper Right side bumper Temperature sensor Front sonar sensor Back sonar sensor 2 wires = 12 pins - signal - gnd 3 wires = 9 pins - signal - gnd - +5 Digital In - 12 Analog In - 11

6. Input Connector Wiring Table DB 25 PinDevice PinDevice Pin Functions 11Thermometer Sensor Ground – Analogue Device #3 22Thermometer Sensor +5Vdc – Analogue Device #3 33Thermometer Sensor Signal – Analogue Device #3 41Front Sonar Sensor Ground – Analogue Device #4 52Front Sonar Sensor +5Vdc – Analogue Device #4 63Front Sonar Sensor Signal – Analogue Device #4 71Back Sonar Sensor Ground – Analogue Device #5 82Back Sonar Sensor +5Vdc – Analogue Device #5 93Back Sonar Sensor Signal – Analogue Device #5 10Unused 11Unused 12Unused 13Unused 141Bumper Switch #1 – Ground 152Bumper Switch #1 – Signal – Digital Input 0 161Bumper Switch #2 – Ground 172Bumper Switch #2 – Signal– Digital Input 1 181Bumper Switch #3 – Ground 192Bumper Switch #3 – Signal– Digital Input 2 201Bumper Switch #4 – Ground 212Bumper Switch #4 – Signal– Digital Input 3 221Bumper Switch #5 – Ground 232Bumper Switch #5 – Signal– Digital Input 4 241Bumper Switch #6 – Ground 252Bumper Switch #6 – Signal– Digital Input 5 Front bumper Switches (GND & Sig) Left side bumper Back bumper Right side bumper Temperature sensor Front sonar sensor Back sonar sensor

7. Output Connector Wiring Table DB 25 PinDevice PinDevice Pin Functions 11Output #4 Ground – white/blue 22Output #4 Signal – blue/white 31Output #5 Ground – white/orange 42Output #5 Signal – orange/white 51Output #6 Ground – white/green 62Output #6 Signal – green/white 71Output #7 Ground – white/brown 82Output #7 Signal – brown/white 9Unused 10Unused 11Unused 12Unused 13Unused 141Relay #0 NO contact – yellow 152Relay #0 C - green 163Relay #0 NC contact - blue 171Relay #1 NO contact - yellow 182Relay #1 C - green 193Relay #1 NC contact - blue 201Relay #2 NO contact - yellow 212Relay #2 C - green 223Relay #2 NC contact - blue 231Relay #3 NO contact - yellow 242Relay #3 C - green 253Relay #3 NC contact - blue

8. Power Connections to Phidget Motor/Servo controller +12 GND MTR-0 MTR-1 USB +12Vdc Main (yellow & black) +12Vdc Main (yellow & black) 7654 3210 Servos Yellow & black